ios 获取屏幕的属性和宽度

 ios 获取屏幕的属性和宽度

app尺寸，去掉状态栏
CGRect r = [ UIScreen mainScreen ].applicationFrame;
r=0，20，320，460
屏幕尺寸
CGRect rx = [ UIScreen mainScreen ].bounds;
r=0，0，320，480
状态栏尺寸
CGRect rect; rect = [[UIApplication sharedApplication] statusBarFrame];
iphone中获取屏幕分辨率的方法
CGRect rect = [[UIScreen mainScreen] bounds];
CGSize size = rect.size;
CGFloat width = size.width;
CGFloat height = size.height;